Ignition Key Cannot Turn or Sticks in Any Position
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
| Step | Action | Yes | No |
|---|---|---|---|
| 1 | Did you review the Steering Wheel and Column System Description and perform the necessary inspections? | Go to Step 2 | Go to Steering Wheel and Column Description and Operation |
| 2 | Verify that the key sticks or cannot turn in any position. Is the key functioning correctly? |
System OK | Go to Step 3 |
| 3 | Inspect for an incorrect, worn, or damaged key. Is the key incorrect, worn, or damaged? |
Go to Step 7 | Go to Step 4 |
| 4 | Inspect for a faulty lock cylinder. Is the lock cylinder damaged? |
Go to Step 8 | Go to Step 5 |
| 5 | Inspect the ignition switch assembly for damage. Is the ignition switch assembly damaged? |
Go to Step 9 | Go to Step 6 |
| 6 | Inspect the lock cylinder case for looseness or damage. Is the lock cylinder case loose or damaged? |
Go to Step 10 | Go to Step 11 |
| 7 | Replace the key. Refer to Key and Lock Cylinder Coding
. Did you complete the repair? |
Go to Step 11 | - |
| 8 | Replace the ignition lock cylinder. Refer to Ignition Lock Cylinder Replacement
. Did you complete the repair? |
Go to Step 11 | - |
| 9 | Replace the ignition switch. Refer to Ignition and Start Switch Replacement
. Did you complete the repair? |
Go to Step 11 | - |
| 10 | Tighten or replace the ignition lock cylinder case. Refer to Fastener Tightening Specifications
or Ignition Lock Cylinder Case Replacement
. Did you complete the repair? |
Go to Step 11 | - |
| 11 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 2 |